13:39:15 Enable Cell Caching using MemoryGZip method<br />13:39:15 Create new PHPExcel object<br />13:39:15 Set properties<br />13:39:15 Add data<br />13:39:15 Hide 'Phone' and 'fax' columns<br />13:39:15 Set outline levels<br />13:39:15 Freeze panes<br />13:39:15 Rows to repeat at top<br />13:39:16 Write to Excel2007 format<br />13:39:16 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.6875 seconds<br />13:39:16 Current memory usage: 24 MB<br />13:39:16 Peak memory usage: 28 MB<br />13:39:16 Done writing file<br />File has been created in /var/www/html/elite-bagabag/vendor/phpoffice/phpexcel/Examples<br />